/*
 * Copyright (c) 2008-2024, Hazelcast, Inc. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.hazelcast.internal.serialization.impl.compact;

import java.util.Collection;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

public class InMemorySchemaService implements SchemaService {
    private final Map<Long, Schema> schemas = new ConcurrentHashMap<>();

    public InMemorySchemaService() {
    }

    public InMemorySchemaService(Collection<Schema> schemaCollection) {
        schemaCollection.forEach(this::put);
    }

    @Override
    public Schema get(long schemaId) {
        return schemas.get(schemaId);
    }

    @Override
    public void put(Schema schema) {
        long schemaId = schema.getSchemaId();
        Schema existingSchema = schemas.putIfAbsent(schemaId, schema);
        if (existingSchema != null && !schema.equals(existingSchema)) {
            throw new IllegalStateException("Schema with schemaId " + schemaId + " already exists. "
                    + "existing schema " + existingSchema
                    + "new schema " + schema);
        }
    }

    @Override
    public void putLocal(Schema schema) {
        put(schema);
    }
}
